swift button 値が更新されない

ボタンが押されたとき配列から文字を取り出してラベルに表示させ、一タップごとに違う文字になるようにしたいのですがインデックス用の数字(= num) が更新されません。
どうしたら良いでしょうか。

swift4
1
2import UIKit
3
4class thinkingViewController: UIViewController {
5    
6    
7    
8    var num = 0
9    var random = arc4random_uniform(85)
10    
11    
12    
13    
14    @IBOutlet weak var section1: UILabel!
15     @IBOutlet weak var sec1: UIButton!
16    
17    
18     @IBOutlet weak var section2: UILabel!
19     @IBOutlet weak var sec2: UIButton!
20    
21    
22    @IBOutlet weak var section3: UILabel!
23     @IBOutlet weak var sec3: UIButton!
24    
25    @IBAction func addition(_ sender: UIButton) {
26        num += 1
27       random = are4random_uniform(80)
28
29    }
30    
31    
32    
33    
34   
35    var english = ["flower","bird","mountain","sky","cloud","lake"]
36    var japanese = ["花","鳥","山","空","雲","湖"]
37
38
39
40
41
42    override func viewDidLoad() {
43        super.viewDidLoad()
44
45
46        sec1.iEnabled = false
47        sec2.iEnabled = false
48        sec3.iEnabled = false
49
50
51
52
53        let bestanswer = english[num]
54        
55        var rem = random%3
56        
57        switch rem {
58        case 0:
59            section1.text = bestanswer
60            sec1.isEnabled = true
61            
62        case 1:
63            section2.text = bestanswer
64            sec2.isEnabled = true
65            
66        case 2:
67            section3.text = bestanswer
68            sec3.isEnabled = true
69            
70        default:
71            print(random)
72        }
73        
74        
75        
76        
77    }
78
79    override func didReceiveMemoryWarning() {
80        super.didReceiveMemoryWarning()
81        
82    }
83    
84
85  
86}
87

行動規範の内容に同意します

回答2件

xAxisさんの言いたい事を、ソースにしたのが下記のソースコードです。
投稿する場合は、正しいソースを投稿してください。誤字が４ヶ所ありました。

swift
1import UIKit
2
3class ViewController: UIViewController {
4    
5    var num = 0
6    var random = arc4random_uniform(85)
7    
8    @IBOutlet weak var section1: UILabel!
9    @IBOutlet weak var sec1: UIButton!
10    
11    @IBOutlet weak var section2: UILabel!
12    @IBOutlet weak var sec2: UIButton!
13    
14    @IBOutlet weak var section3: UILabel!
15    @IBOutlet weak var sec3: UIButton!
16    
17    @IBAction func addition(_ sender: UIButton) {
18        num += 1
19        if num >= 6 {
20            num = 0
21        }
22        random = arc4random_uniform(80)
23        
24        let bestanswer = english[num]
25        
26        let rem = random%3
27        
28        switch rem {
29        case 0:
30            section1.text = bestanswer
31            sec1.isEnabled = true
32            
33        case 1:
34            section2.text = bestanswer
35            sec2.isEnabled = true
36            
37        case 2:
38            section3.text = bestanswer
39            sec3.isEnabled = true
40            
41        default:
42            print(random)
43        }
44    }
45    
46    var english = ["flower","bird","mountain","sky","cloud","lake"]
47    var japanese = ["花","鳥","山","空","雲","湖"]
48    
49    override func viewDidLoad() {
50        super.viewDidLoad()
51        
52        sec1.isEnabled = false
53        sec2.isEnabled = false
54        sec3.isEnabled = false
55        
56    }
57    
58    override func didReceiveMemoryWarning() {
59        super.didReceiveMemoryWarning()
60    }
61}
62